* compile.c (make_name_for_block): use PRIsVALUE in format string

  instead of %s and RSTRING_PTR to protect objects from being garbage
  collected too soon
* encoding.c (str_to_encindex): ditto
* hash.c (rb_hash_fetch_m): ditto
* io.c (rb_io_reopen): ditto
* parse.y (reg_fragment_check_gen): ditto
* parse.y (reg_compile_gen): ditto
* parse.y (ripper_assert_Qundef): ditto
* re.c (rb_reg_raise): ditto
* ruby.c (set_option_encoding_once): ditto
* vm_eval.c (rb_throw_obj): ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41597 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/io.c b/io.c
index 650ee14cae..26299c6c14 100644
--- a/io.c
+++ b/io.c
@@ -6554,15 +6554,15 @@ rb_io_reopen(int argc, VALUE *argv, VALUE file)
         rb_fd_fix_cloexec(fptr->fd);
 #ifdef USE_SETVBUF
         if (setvbuf(fptr->stdio_file, NULL, _IOFBF, 0) != 0)
-            rb_warn("setvbuf() can't be honoured for %s", RSTRING_PTR(fptr->pathv));
+            rb_warn("setvbuf() can't be honoured for %"PRIsVALUE, fptr->pathv);
 #endif
         if (fptr->stdio_file == stderr) {
             if (setvbuf(fptr->stdio_file, NULL, _IONBF, BUFSIZ) != 0)
-                rb_warn("setvbuf() can't be honoured for %s", RSTRING_PTR(fptr->pathv));
+                rb_warn("setvbuf() can't be honoured for %"PRIsVALUE, fptr->pathv);
         }
         else if (fptr->stdio_file == stdout && isatty(fptr->fd)) {
             if (setvbuf(fptr->stdio_file, NULL, _IOLBF, BUFSIZ) != 0)
-                rb_warn("setvbuf() can't be honoured for %s", RSTRING_PTR(fptr->pathv));
+                rb_warn("setvbuf() can't be honoured for %"PRIsVALUE, fptr->pathv);
         }
     }
     else {